What happened: Olympique de Marseille defender Derek Cornelius was transported to a local Toronto hospital after sustaining a non-contact lower-body injury during a training session with the Canada national team. He is receiving care and undergoing further medical evaluation.

Why it matters: The injury tests a threadbare defensive rotation and presents a further setback for Bruno Genesio. Cornelius returned to Marseille over the summer following a loan spell at Rangers last season.

What to watch: Medical staff will complete further assessments to determine the severity of the injury and a recovery timeline.